import { RefObject } from 'react';
/**
 * Hook for detecting clicks outside of a specified element
 * @param handler - Function to call when click outside is detected
 * @param active - Whether the hook should be active (default: true)
 * @returns ref - Ref to attach to the element you want to detect clicks outside of
 */
export declare const useClickOutside: <T extends HTMLElement = HTMLElement>(handler: () => void, active?: boolean) => RefObject<T | null>;